Dr. Gillian Booth (IMAGE) St. Michael's Hospital Caption Dr. Gillian Booth, lead author of the study and a scientist at St. Michael's Hospital's MAP Centre for Urban Health Solutions. Dr. Booth, is also a senior adjunct scientist with ICES, the not-for-profit research institute where the Ontario data is held and analyzed. Credit Unity Health Toronto Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.